Yemeni tribesmen from the Popular Resistance Committees, supporting forces loyal to Yemen's Saudi-backed President, fire their weapons during clashes with Shiite Huthi rebels and their allies in Beihan, in the Shabwa province, on December 15, 2017. Yemeni government forces retook Beihan district in Shabwa province from the Huthis, their last stronghold in the oil-rich southern province, a senior officer said. (Photo by Abdullah Al-Qadry/AFP Photo)
